20167776

素因数分解:

$2^5\times 3^2\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:548

約数の個数: 72

約数和(自身を含む): 57788640

約数和(自身を除く): 37620864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 239, 288, 293, 478, 586, 717, 879, 956, 1172, 1434, 1758, 1912, 2151, 2344, 2637, 2868, 3516, 3824, 4302, 4688, 5274, 5736, 7032, 7648, 8604, 9376, 10548, 11472, 14064, 17208, 21096, 22944, 28128, 34416, 42192, 68832, 70027, 84384, 140054, 210081, 280108, 420162, 560216, 630243, 840324, 1120432, 1260486, 1680648, 2240864, 2520972, 3361296, 5041944, 6722592, 10083888, 20167776]

約数ペア:

[(1, 20167776), (2, 10083888), (3, 6722592), (4, 5041944), (6, 3361296), (8, 2520972), (9, 2240864), (12, 1680648), (16, 1260486), (18, 1120432), (24, 840324), (32, 630243), (36, 560216), (48, 420162), (72, 280108), (96, 210081), (144, 140054), (239, 84384), (288, 70027), (293, 68832), (478, 42192), (586, 34416), (717, 28128), (879, 22944), (956, 21096), (1172, 17208), (1434, 14064), (1758, 11472), (1912, 10548), (2151, 9376), (2344, 8604), (2637, 7648), (2868, 7032), (3516, 5736), (3824, 5274), (4302, 4688)]